-
公开(公告)号:CA890051A
公开(公告)日:1972-01-04
申请号:CA890051D
Applicant: IBM
Inventor: JONES JOHN E , RAHENKAMP ROBERT A , KOLPEK ROBERT A
-
公开(公告)号:CA890051A
公开(公告)日:1972-01-04
申请号:CA890051D
Applicant: IBM
Inventor: JONES JOHN E , RAHENKAMP ROBERT A , KOLPEK ROBERT A